For me
2012: Django Unchained
2011: Moneyball
2010: 127 Hours
2009: Up
2008: Slumdog Millionaire
2007: There Will Be Blood
2006: The Departed
2005: Good Night and Good Luck
2004: Sideways
2003: Lord of the Rings
2002: Lord of the Rings
2001: Lord of the Rings
2000: Gladiator
1999: American Beauty
1998: Shakespeare In Love (come at me bros!)
1997: LA Confidential
1996: Fargo
1995: Babe
1994: Forrest Gump (though it's a tough choice!)
1993: The Fugitive
1992: Unforgiven
1991: JFK
1990: Goodfellas
1989: Field of Dreams
1988: Mississippi Burning
1987: Broadcast News
1986: Hannah And Her Sisters
1985: Witness
1984: Amadeus
1983: The Right Stuff
1982: Tootsie
1981 Raiders of the Lost Ark
1980: Raging Bull
etc, etc, etc.